19618119

素因数分解:

$3^6\times {\mathrm{17}}^1\times {\mathrm{1583}}^1$

素因数の和:1618

約数の個数: 28

約数和(自身を含む): 31163616

約数和(自身を除く): 11545497

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 243, 459, 729, 1377, 1583, 4131, 4749, 12393, 14247, 26911, 42741, 80733, 128223, 242199, 384669, 726597, 1154007, 2179791, 6539373, 19618119]

約数ペア:

[(1, 19618119), (3, 6539373), (9, 2179791), (17, 1154007), (27, 726597), (51, 384669), (81, 242199), (153, 128223), (243, 80733), (459, 42741), (729, 26911), (1377, 14247), (1583, 12393), (4131, 4749)]